Jump to main content
Jump to site nav
Home
About us
Membership & professional community
Campaigning & outreach
Journals, books & databases
Teaching & learning
News & events
Locations & contacts
Home
About us
Web APIs
Help
Sign in
ChemSpider
Search and share chemistry
Simple
Structure
Advanced
History
Molecular Formula:
Define range intervals using parentheses.
E.g. C7H(10-14)O(0-4)
Molecular Weight:
to
±
(example: 123 ± 1)
min/max
+/-
Nominal Mass:
to
±
-2H+
-H+
+H+
+2H+
min/max
+/-
Average Mass:
to
±
M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
min/max
+/-
Monoisotopic Mass:
to
±
M+CH3CNH
M+CH3OH2
M+.
M+K
M+Na
M+NH4
M+H
M-H
M+acetate
M-.
M+Cl
-e
+e
min/max
+/-
Search
Search Hits Limit:
100
1000
10000
Filter
Single/Multi-component
Search Any
Search Single-Component Structures Only
Search Multi-Component Structures Only
Isotopically Labeled
Search Any
Search Isotopically Labeled Structures Only
Disregard Isotopically Labeled Structures
Additional Filters
Filter only those having analytical data
Found 26 results
Search term:
MF = 'C_{5}H_{3}NO_{4}'
1
2
ID
Structure
Molecular Formula
Molecular Weight
# of Data Sources
# of References
# of PubMed
# of RSC
12249
zoom
C
5
H
3
NO
4
141.0816
144
241
83
31
24189660
zoom
C
5
H
3
NO
4
141.0816
33
21
0
0
110778
zoom
C
5
H
3
NO
4
141.0816
29
23
0
6
13641917
zoom
C
5
H
3
NO
4
141.0816
21
12
0
0
10385241
zoom
C
5
H
3
NO
4
141.0816
16
17
0
0
24189650
zoom
C
5
H
3
NO
4
141.0816
14
10
0
0
15580778
zoom
C
5
H
3
NO
4
141.0816
12
9
20
5
58838062
zoom
C
5
H
3
NO
4
141.0816
5
5
0
0
28700011
zoom
C
5
H
3
NO
4
141.0816
4
3
0
0
32990356
zoom
C
5
H
3
NO
4
141.0816
3
4
0
0
65456507
zoom
C
5
H
3
NO
4
141.0816
3
2
0
0
65503236
zoom
C
5
H
3
NO
4
141.0816
3
2
0
0
37489636
zoom
C
5
H
3
NO
4
141.0816
2
2
0
0
37872056
zoom
C
5
H
3
NO
4
141.0816
2
2
0
0
10626711
zoom
C
5
H
3
NO
4
141.0816
1
1
0
0
73495220
- 0/1 defined
zoom
C
5
H
3
NO
4
141.0816
1
1
0
0
96504544
zoom
C
5
H
3
NO
4
141.0816
1
1
0
0
102083753
zoom
C
5
H
3
NO
4
141.0816
1
1
0
0
102899391
zoom
C
5
H
3
NO
4
141.0816
1
1
0
0
61307141
zoom
C
5
H
3
NO
4
141.0816
1
1
0
0
1
2
Advertisement
Advertisement
Spotlight
Advertisement